Fill in the blank.
The NEC requirement for arc energy reduction now includes the following choices: __________.
A) an instantaneous trip setting that is less than the available arcing current
B) an instantaneous override that is less than the available arcing current
C) both A and B above
D) neither A or B above
Find the Answer
As noted in Sec. 240.87(B) of the 2017 NEC, t